DBV Technologies

Regulatory Filings • Sep 11, 2015

Press Release Bagneux, France, September 11, 2015

DBV Technologies To Enter SBF 120 Index

DBV Technologies, (Euronext: DBV – ISIN: FR0010417345 - Nasdaq Stock Market: DBVT), a clinicalstage specialty biopharmaceutical company, today announced that following the review of the Euronext Paris Stock Exchange Indices on September 10, 2015, the "Conseil Scientifique des Indices", Euronext's steering committee, has admitted DBV to the SBF 120 Index.

This decision will take effect at the opening of trading on Monday, September 21, 2015.

The SBF 120 Index (Société des Bourses Françaises 120 Index) groups the Euronext's 120 largest companies by market capitalization and trading volumes.

About DBV Technologies

DBV Technologies created Viaskin® patch, a proprietary technology platform with broad potential applications in immunotherapy. Viaskin is based on epicutaneous immunotherapy, or EPIT®, DBV's method of delivering biologically active compounds to the immune system through intact skin while avoiding compound transfer to the blood. With this new class of self-administered and non-invasive product candidates, the company is dedicated to safely transforming the care of food allergy patients, for which there are currently no approved treatments. DBV's food allergy programs include ongoing clinical studies with Viaskin Peanut and Viaskin Milk, one experimental program with Viaskin Egg and a human proof concept clinical study in Eosinophilic Esophagitis. DBV is also exploring platform indications in vaccines, and selected immune diseases with unmet medical needs. DBV Technologies has global headquarters in Paris, France and New York, NY, USA. Company shares are traded on segment B of Euronext Paris (Ticker: DBV, ISIN code: FR0010417345), part of the SBF120 index, and traded on the Nasdaq Global Select Market in the form of American Depositary Shares (each representing one-half of one ordinary share) (Ticker: DBVT). For more information on DBV Technologies, please visit our website: www.dbv-technologies.com

DBV Technologies Contacts

Nathalie Donne Director, Corporate Communication & Business Development Tél. : +33(0)1 55 42 78 72 nathalie.donne@dbv-technologies.com

DBV Technologies Media Contacts US & Europe

Marion Janic Rooney & Associates Tél. : +1-212-223-4017 mjanic@rooneyco.com Susanna Mesa VP Finance, US Investor Relations & Strategy Tél. : +1 917-346-3447 susanna.mesa@dbv-technologies.com

Caroline Carmagnol Alize RP – Relation Presse Tél. : +33(0)6 64 18 99 59

caroline@alizerp.com